./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor3822718820 <...> Warning: Permanently added '10.128.0.147' (ED25519) to the list of known hosts. execve("./syz-executor3822718820", ["./syz-executor3822718820"], 0x7ffdfe682290 /* 10 vars */) = 0 brk(NULL) = 0x55558c9e6000 brk(0x55558c9e6d00) = 0x55558c9e6d00 arch_prctl(ARCH_SET_FS, 0x55558c9e6380) = 0 set_tid_address(0x55558c9e6650) = 5862 set_robust_list(0x55558c9e6660, 24) = 0 rseq(0x55558c9e6ca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor3822718820", 4096) = 28 getrandom("\x4b\x2e\x10\xba\x22\xe5\x4c\x65", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x55558c9e6d00 brk(0x55558ca07d00) = 0x55558ca07d00 brk(0x55558ca08000) = 0x55558ca08000 mprotect(0x7fb76b1ff000, 16384, PROT_READ) = 0 mmap(0x1ffffffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffffffff000 mmap(0x200000000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x200000000000 mmap(0x200001000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x200001000000 write(1, "executing program\n", 18executing program ) = 18 openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffda9397b90) = 0 ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffda9397b90) = 0 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffda9397b90) = 0 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffda9397b90) = 0 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffda9397b90) = 0 ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffda9396b80) = 18 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffda9397b90) = 0 [ 64.535801][ T9] usb 1-1: new high-speed USB device number 2 using dummy_hcd ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffda9397b90) = 0 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffda9397b90) = 0 ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffda9396b80) = 18 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffda9397b90) = 0 ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffda9396b80) = 0 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffda9397b90) = 0 ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffda9396b80) = 0 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffda9397b90) = 0 [ 64.685728][ T9] usb 1-1: Using ep0 maxpacket: 8 ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffda9396b80) = 0 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffda9397b90) = 0 ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffda9396b80) = 9 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffda9397b90) = 0 [ 64.724362][ T9] usb 1-1: unable to get BOS descriptor or descriptor too short ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffda9396b80) = 18 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffda9397b90) = 0 ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffda9396b80) = 0 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffda9397b90) = 0 ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffda9396b80) = 0 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffda9397b90) = 0 ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffda9396b80) = 0 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffda9397b90) = 0 [ 64.786601][ T9] usb 1-1: config 4 has an invalid interface number: 30 but max is 0 [ 64.794688][ T9] usb 1-1: config 4 has no interface number 0 [ 64.800941][ T9] usb 1-1: config 4 interface 30 has no altsetting 0 ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffda9396b80) = 0 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffda9397b90) = 0 ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffda9396b80) = 0 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffda9397b90) = 0 ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffda9396b80) = 0 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffda9397b90) = 0 ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0x81) = 0 ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffda9396b80) = 0 [ 64.892440][ T9] usb 1-1: string descriptor 0 read error: -22 [ 64.899335][ T9] usb 1-1: New USB device found, idVendor=9022, idProduct=d484, bcdDevice=ff.88 [ 64.908457][ T9] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 64.925103][ T9] dvb-usb: found a 'TeVii S482 (tuner 2)' in warm state. [ 64.932312][ T9] dw2102: su3000_power_ctrl: 1, initialized 0 [ 64.938421][ T9] dvb-usb: bulk message failed: -22 (2/0) [ 64.945310][ T9] dvb-usb: will pass the complete MPEG2 transport stream to the software demuxer. [ 64.955108][ T9] dvbdev: DVB: registering new adapter (TeVii S482 (tuner 2)) [ 64.962631][ T9] usb 1-1: media controller created [ 64.968069][ T9] dvb-usb: bulk message failed: -22 (6/0) [ 64.973781][ T9] dw2102: i2c transfer failed. [ 64.978560][ T9] dvb-usb: bulk message failed: -22 (6/0) [ 64.984287][ T9] dw2102: i2c transfer failed. [ 64.989083][ T9] dvb-usb: bulk message failed: -22 (6/0) [ 64.994812][ T9] dw2102: i2c transfer failed. [ 64.999595][ T9] dvb-usb: bulk message failed: -22 (6/0) [ 65.005320][ T9] dw2102: i2c transfer failed. [ 65.010131][ T9] dvb-usb: bulk message failed: -22 (6/0) [ 65.015884][ T9] dw2102: i2c transfer failed. [ 65.020739][ T9] dvb-usb: bulk message failed: -22 (6/0) [ 65.026479][ T9] dw2102: i2c transfer failed. [ 65.031251][ T9] dvb-usb: MAC address: 02:02:02:02:02:02 openat(AT_FDCWD, "/dev/i2c-1", O_ACCMODE|FASYNC) = 4 [ 65.044020][ T9] dvbdev: dvb_create_media_entity: media entity 'dvb-demux' registered. [ 65.058624][ T9] dvb-usb: bulk message failed: -22 (3/0) [ 65.064466][ T9] dw2102: command 0x0e transfer failed. [ 65.070027][ T9] dvb-usb: bulk message failed: -22 (3/0) [ 65.075761][ T9] dw2102: command 0x0e transfer failed. [ 65.385722][ T9] dvb-usb: bulk message failed: -22 (3/0) [ 65.391547][ T9] dw2102: command 0x0e transfer failed. [ 65.397117][ T9] dvb-usb: bulk message failed: -22 (3/0) [ 65.402839][ T9] dw2102: command 0x0e transfer failed. [ 65.408572][ T9] dvb-usb: bulk message failed: -22 (1/0) [ 65.414336][ T9] dw2102: command 0x51 transfer failed. [ 65.419897][ T9] dvb-usb: bulk message failed: -22 (5/0) [ 65.425679][ T9] dw2102: i2c probe for address 0x68 failed. [ 65.431659][ T9] dvb-usb: bulk message failed: -22 (5/0) [ 65.437382][ T9] dw2102: i2c probe for address 0x69 failed. [ 65.443357][ T9] dvb-usb: bulk message failed: -22 (5/0) [ 65.449125][ T9] dw2102: i2c probe for address 0x6a failed. [ 65.455146][ T9] dw2102: probing for demodulator failed. Is the external power switched on? [ 65.455260][ T5862] Oops: general protection fault, probably for non-canonical address 0xdffffc0000000002: 0000 [#1] SMP KASAN PTI [ 65.463949][ T9] dvb-usb: no frontend was attached by 'TeVii S482 (tuner 2)' [ 65.475767][ T5862] KASAN: null-ptr-deref in range [0x0000000000000010-0x0000000000000017] [ 65.475795][ T5862] CPU: 1 UID: 0 PID: 5862 Comm: syz-executor382 Not tainted 6.17.0-rc1-next-20250814-syzkaller #0 PREEMPT(full) [ 65.503506][ T5862] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 [ 65.513564][ T5862] RIP: 0010:su3000_i2c_transfer+0x1ad/0x1040 [ 65.519552][ T5862] Code: 4c 89 f8 48 c1 e8 03 49 bc 00 00 00 00 00 fc ff df 42 80 3c 20 00 74 08 4c 89 ff e8 1d 97 33 fa 49 8b 1f 48 89 d8 48 c1 e8 03 <42> 0f b6 04 20 84 c0 0f 85 5f 09 00 00 0f b6 1b 48 8b 44 24 38 42 [ 65.535594][ T9] rc_core: IR keymap rc-tt-1500 not found [ 65.539156][ T5862] RSP: 0018:ffffc90003fcfaa8 EFLAGS: 00010202 [ 65.544872][ T9] Registered IR keymap rc-empty [ 65.544874][ T5862] [ 65.544888][ T5862] RAX: 0000000000000002 RBX: 0000000000000010 RCX: 0000000000000003 [ 65.552355][ T9] rc rc0: TeVii S482 (tuner 2) as /devices/platform/dummy_hcd.0/usb1/1-1/rc/rc0 [ 65.555774][ T5862] RDX: ffffffff87efdca5 RSI: ffffffff8f4e9290 RDI: 0000000000001900 [ 65.555789][ T5862] RBP: 0000000000000000 R08: ffff888027949e00 R09: 0000000000000002 [ 65.555801][ T5862] R10: 0000000000001a00 R11: 0000000000000000 R12: dffffc0000000000 [ 65.555818][ T5862] R13: 1ffff110066c4ac0 R14: 0000000000000002 R15: ffff888033625608 [ 65.559962][ T9] input: TeVii S482 (tuner 2) as /devices/platform/dummy_hcd.0/usb1/1-1/rc/rc0/input5 [ 65.566098][ T5862] FS: 000055558c9e6380(0000) GS:ffff8881258d6000(0000) knlGS:0000000000000000 [ 65.566118][ T5862] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 65.566132][ T5862] CR2: 000055f1eb9727d0 CR3: 0000000070804000 CR4: 00000000003526f0 [ 65.576529][ T9] dvb-usb: schedule remote query interval to 250 msecs. [ 65.583109][ T5862] Call Trace: [ 65.592004][ T9] dw2102: su3000_power_ctrl: 0, initialized 1 [ 65.599046][ T5862] [ 65.599060][ T5862] ? i2cdev_ioctl+0x64b/0x7f0 [ 65.599100][ T5862] __i2c_transfer+0x874/0x2170 [ 65.607498][ T9] dvb-usb: TeVii S482 (tuner 2) successfully initialized and connected. [ 65.616629][ T5862] ? __pfx___i2c_transfer+0x10/0x10 [ 65.616656][ T5862] ? rt_mutex_lock_nested+0x15e/0x1e0 [ 65.687525][ T5862] ? i2c_transfer+0x11d/0x3a0 [ 65.692202][ T5862] i2c_transfer+0x25b/0x3a0 [ 65.696718][ T5862] ? lock_release+0x4b/0x3e0 [ 65.701303][ T5862] ? __pfx_i2c_transfer+0x10/0x10 [ 65.706323][ T5862] ? __might_fault+0xcc/0x130 [ 65.711004][ T5862] ? _copy_from_user+0x94/0xb0 [ 65.715772][ T5862] i2cdev_ioctl_rdwr+0x460/0x740 [ 65.720734][ T5862] i2cdev_ioctl+0x64b/0x7f0 [ 65.725244][ T5862] ? __pfx_i2cdev_ioctl+0x10/0x10 [ 65.730269][ T5862] ? bpf_lsm_file_ioctl+0x9/0x20 [ 65.735215][ T5862] ? __pfx_i2cdev_ioctl+0x10/0x10 [ 65.740245][ T5862] __se_sys_ioctl+0xfc/0x170 [ 65.744836][ T5862] do_syscall_64+0xfa/0x3b0 [ 65.749358][ T5862] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 65.755428][ T5862] ? clear_bhb_loop+0x60/0xb0 [ 65.760098][ T5862] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 65.765988][ T5862] RIP: 0033:0x7fb76b18be19 [ 65.770425][ T5862] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 31 17 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 65.790022][ T5862] RSP: 002b:00007ffda9398be8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 65.798439][ T5862] RAX: ffffffffffffffda RBX: 00007fb76b1c7533 RCX: 00007fb76b18be19 [ 65.806413][ T5862] RDX: 0000200000000a40 RSI: 0000000000000707 RDI: 0000000000000004 [ 65.814386][ T5862] RBP: 00007fb76b1ff610 R08: 0000000000002a00 R09: 00007ffda9398db8 [ 65.822351][ T5862] R10: 0000000000000001 R11: 0000000000000246 R12: 0000000000000001 [ 65.830316][ T5862] R13: 00007ffda9398da8 R14: 0000000000000001 R15: 0000000000000001 [ 65.838288][ T5862] [ 65.841306][ T5862] Modules linked in: [ 65.845448][ T5862] ---[ end trace 0000000000000000 ]--- [ 65.855366][ T5862] RIP: 0010:su3000_i2c_transfer+0x1ad/0x1040 [ 65.861453][ T5862] Code: 4c 89 f8 48 c1 e8 03 49 bc 00 00 00 00 00 fc ff df 42 80 3c 20 00 74 08 4c 89 ff e8 1d 97 33 fa 49 8b 1f 48 89 d8 48 c1 e8 03 <42> 0f b6 04 20 84 c0 0f 85 5f 09 00 00 0f b6 1b 48 8b 44 24 38 42 [ 65.881153][ T5862] RSP: 0018:ffffc90003fcfaa8 EFLAGS: 00010202 [ 65.887280][ T5862] RAX: 0000000000000002 RBX: 0000000000000010 RCX: 0000000000000003 [ 65.895272][ T5862] RDX: ffffffff87efdca5 RSI: ffffffff8f4e9290 RDI: 0000000000001900 [ 65.903555][ T5862] RBP: 0000000000000000 R08: ffff888027949e00 R09: 0000000000000002 [ 65.911576][ T5862] R10: 0000000000001a00 R11: 0000000000000000 R12: dffffc0000000000 [ 65.919588][ T5862] R13: 1ffff110066c4ac0 R14: 0000000000000002 R15: ffff888033625608 [ 65.927603][ T5862] FS: 000055558c9e6380(0000) GS:ffff8881258d6000(0000) knlGS:0000000000000000 [ 65.936558][ T5862] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 65.943132][ T5862] CR2: 00007f7f7bd7e9c8 CR3: 0000000070804000 CR4: 00000000003526f0 [ 65.951134][ T5862] Kernel panic - not syncing: Fatal exception [ 65.957505][ T5862] Kernel Offset: disabled [ 65.961834][ T5862] Rebooting in 86400 seconds..